Semi-supervised classification based on subspace sparse representation.
Guo-Xian YuGuoji ZhangZili ZhangZhiwen YuLin DengPublished in: Knowl. Inf. Syst. (2015)
Keyphrases
- sparse representation
- semi supervised classification
- high dimensional data
- dimensionality reduction
- semi supervised
- semi supervised learning
- unlabeled data
- sparse coding
- labeled data
- low dimensional
- image patches
- image classification
- high dimensional
- face recognition
- negative matrix factorization
- signal processing
- principal component analysis
- feature extraction
- nearest neighbor
- regularized least squares
- feature space
- neural network
- data sets
- image representation
- unsupervised learning
- supervised learning
- machine learning
- pairwise constraints
- generative model
- multi class
- probabilistic model
- pattern recognition
- low rank
- labeled and unlabeled data